ISR4431-DNA-Cisco Router ISR 4000-HuaTenMax

Cisco® 4000 Family Integrated Services Routers (ISRs) form a Software Defined WAN platform that delivers the performance, security, and convergence capabilities that today’s branch offices need.

Quick Specs

Figure 1 shows the appearance of Cisco ISR4431-DNA.

Table 1 shows the Quick Specs.

Product Code

ISR4431-DNA

Description

Cisco ISR 4431 (4GE,3NIM,8G FLASH,4G DRAM,IPB) with DNA sub

Dimensions

1.72 x 12.7 x 10"(43.7 x 322.6 x 254 mm)

Aggregate Throughput (Default)

500 Mbps

Aggregate Throughput (Performance License)

1 Gbps

Aggregate CEF Only[5] Throughput (Boost License)

Over 4 Gbps

Product Details

Figure 2 shows the front panel of Cisco ISR4431-DNA.

Note:

①

Power supply unit

③

Router power On/Off switch

②

LEDs

④

Optional power supply unit

·LEDs include 12 indicators.

Table 2 shows the LED descriptions.

LEDs

Represents

Color

Description

PSU

Power Supply Unit (P0 and P1) Status

Green

PSU is on and is providing power.

Amber

PSU is on but with errors or in a failure condition.

Off

Power supply is turned off.

E POE

Internal PoE Daughter Card Status

Green

PSU is installed and providing power

Amber

PSU is installed but in a failure condition.

Off

PSU is off.

FLASH

System Flash Status

Blinking Green

Compact flash/eUSB flash is present and currently being accessed.

TEMP

Temperature Status

Solid green

All temperature sensors in the system are within acceptable range.

Amber

One or more temperature sensors in the system are outside the acceptable range.

Off

Temperature is not being monitored.

PWR

System Power

Green

System power is on and functioning correctly.

Green blinking

System power is in the process of shutting down.

Amber

System power is up, but low level initialization failed.

Amber blinking

System power is up, but the system failed to come out of reset.

Off

System power is off.

POE BOOST

Power Over Ethernet Boost Mode

Green

Two PoE power supplies are installed and operating in boost mode.

Off

This can mean one of the following:

•No PoE PSU installed.

•One PoE PSU installed.

•Two PoE PSUs installed and operating in redundant mode.

ISC

ISC Slot Status

Green

PVDM4 is present and enabled.

Amber

Initialized with error.

Off

Not present.

FAN

Fan Status

Green

All fans are operating.

Amber

One fan has stopped working.

Blinking Amber

Two or more fans have stopped working, or the fan tray has been removed.

Off

Fans are not being monitored.

STAT

System Status

Solid green

System operating normally.

Blinking amber

BIOS/Rommon is booting.

Amber

BIOS/Rommon has completed booting, and system is at Rommon prompt or booting platform software.

Off

System is not out of reset or BIOS image is not loadable.

Figure 3 shows the back panel of Cisco ISR4431-DNA.

Note:

①

GE management port

⑤

Console port

②

Auxiliary port

⑥

GE Ports

③

USB Type A port

⑦

NIM Slots

④

USB Type B mini port

•The NIMs support 2 single-wide or 1 double-wide.

•The GE Ports include 4 RJ45 ports and 4 SFP ports.

The Modules, Cards, Licenses & Accessories

Cisco ISR4431-DNA is one of the Cisco 4000 series routers, which support new modules & cards slots, such as NIM, ISC, etc. Besides, Cisco ISR4431-DNA can upgrade by licenses.

Table 2 shows some recommended modules, cards, licenses and accessories of Cisco ISR4431-DNA.

Items

Models

Descriptions

Ethernet Switch

NIM-ES2-4=

Cisco 4-Port Gigabit Ethernet Switch NIM

NIM-ES2-8

Cisco 8-Port Gigabit Ethernet Switch NIM

NIM-ES2-8-P

Cisco 8-Port Gigabit Ethernet Switch NIM with PoE Support

Ethernet Routed-Port

NIM-1GE-CU-SFP

1-port Gigabit Ethernet NIM, dual mode SFP or RJ45

NIM-2GE-CU-SFP

2-port Gigabit Ethernet NIM, dual mode SFP or RJ45

Wireless WAN (3G, 4G, LTE)

NIM-4G-LTE-GA=

4G LTE NIM for Global (Europe, Australia & New Zealand)

T1, E1, and G.703 Multiflex Trunk Voice and WAN Interface Cards

NIM-1MFT-T1/E1

1-port multiflex trunk voice/clear-channel data T1/E1 module

NIM-2MFT-T1/E1

2 port Multi-flex Trunk Voice/Clear-channel Data T1/E1 Module

NIM-4MFT-T1/E1

4 port Multi-flex Trunk Voice/Clear-channel Data T1/E1 Module

Packet Voice Digital Signal Processor Modules 4

PVDM4-128

128-channel voice DSP module

PVDM4-64

64-channel voice DSP module

PVDM4-32

32-channel voice DSP module

Voice Interface Cards

NIM-2FXS

2-port FXS NIM

NIM-4FXS

4-port FXS NIM

NIM-2FXO

2-port FXO NIM

NIM-4FXO

4-port FXO NIM

Serial WAN Interface

NIM-1T

1-Port Serial High-Speed WAN Interface Card

NIM-2T

2-Port Serial High-Speed WAN Interface Card

Channelized T1/E1 and ISDN PRI

NIM-1CE1T1-PRI

1 port Multi-flex Trunk Voice/Channelized Data T1/E1 Module

NIM-2CE1T1-PRI

2 port Multi-flex Trunk Voice/Channelized Data T1/E1 Module

NIM-8CE1T1-PRI

8 port Multi-flex Trunk Voice/Channelized Data T1/E1 Module

Small Form-Factor Pluggable

GLC-EX-SMD

1000BASE-EX SFP transceiver module, SMF, 1310nm, DOM

GLC-LH-SM

GE SFP, LC connector LX/LH transceiver

GLC-LH-SMD

GE SFP, LC connector LX/LH transceiver; with DOM

GLC-SX-MMD

GE SFP, LC connector SX transceiver; with DOM

GLC-ZX-SMD

1000BASE-ZX SFP; with DOM

Licenses

L-SL-4430-APP-K9=

AppX License for Cisco ISR 4430 Series

Compare to Similar Items

Table 3 shows the comparison of Cisco Router ISR 4000 Series.

Technical Specifications

ISR4461/K9

ISR4451-X/K9

ISR4431/K9

ISR4351/K9

ISR4331/K9

ISR4321/K9

ISR4221/K9

ISR4431-DNA

Aggregate Throughput

1.5Gbps

1 Gbps to

2 Gbps

500 Mbps to

1 Gbps

200 Mbps to

400 Mbps

100 Mbps to

300 Mbps

50 Mbps to

100 Mbps

35 Mbps to 75 Mbps

500 Mbps to

1 Gbps

Total onboard WAN or LAN 10/100/1000 ports

4

4

4

3

3

2

2

4

RJ-45-based ports

4

4

4

3

2

2

2

2

SFP-based ports

4

4

4

3

2

1

1

4

Enhanced service-module slots

3

2

0

2

1

0

0

0

Doublewide service-module slots

2

1 (assumes no singlewide SM-X modules installed)

0

1 (assumes no singlewide SM-X modules installed)

0

0

0

0

NIM slots

3

3

3

3

2

2

2

3

OIR (all I/O modules)

Yes

Yes

Yes

Yes

Yes

Yes

No

Yes

Onboard ISC slot

1

1

1

1

1

1

No

1

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Specification

ISR4431-DNA Specification

Product Code

ISR4431-DNA

Description

Cisco ISR 4431 (4GE,3NIM,8G FLASH,4G DRAM,IPB) with DNA sub

Aggregate Throughput (Default)

500 Mbps

Aggregate Throughput (Performance License)

1 Gbps

Aggregate CEF Only Throughput (Boost License)

Over 4 Gbps

Total onboard WAN or LAN 10/100/1000 ports

4

Total onboard WAN or LAN 10Gbps ports

N/A

RJ-45-based ports

4

SFP-based ports

4

Enhanced service-module slots

0

Doublewide service-module slots

0

NIM slots

3

OIR (all I/O modules)

Yes

Onboard ISC slot

1

Default memory double-data-rate 3 (DDR3) error-correction-code (ECC) DRAM (Combined control/services/data planes)

N/A

Maximum memory DDR3 ECC DRAM (Combined control/services/data planes)

N/A

Default memory DDR3 ECC DRAM (data plane)

2 GB

Maximum memory DDR3 ECC DRAM (data plane)

2 GB

Default memory DDR3 ECC DRAM (control/services plane)

4 GB

Maximum memory DDR3 ECC DRAM (control/services plane)

16 GB

Default flash memory

8 GB

Maximum flash memory

32 GB

External USB 2.0 slots (type A)

1

USB console port -type B mini (up to 115.2 kbps)

2

Serial console port - RJ45 (up to 115.2 kbps)

1

Serial auxiliary port - RJ45(up to 115.2 kbps)

1

Power-supply options

Internal: AC, DC, and PoE

Redundant power supply

Internal: AC, DC, and PoE

Power Specifications

AC input voltage

100 to 240 VAC autoranging

DC Input Voltage

Input Voltage

Input Current

48–60 V

12 A Max

AC input frequency

47 to 63 Hz

AC input current range, AC power supply (maximum)

3 to 1.3 A

AC input surge current

60 A peak and less than 5 Arms per half cycle

Typical power (no modules) (watts)

65

Maximum power with AC power supply (watts)

250 (no PoE)

Maximum power with DC power supply (watts)

437 (no PoE)

Maximum power with PoE power supply (platform only) (watts)

500 with PoE redundant

1000 with PoE boost no redundancy

Maximum endpoint PoE power available from PoE power supply (watts)

250 W with optional redundancy

Maximum endpoint PoE power capacity with PoE boost (watts)

500 W no redundancy

Dimensions(H x W x D)

1.73 x 17.25 x 19.97 in(43.9 x 438.15 x 507.2 mm)

Rack height

1 Rack Units (1RU)

Rack-mount 19in. (48.3 cm) EIA

Included

Included

Optional

Wall-mount

Yes

Airflow

I/O side to bezel side

MTBF (Hours)

512970

Environmental Specifications

Temperature

32º to 104ºF(0 to 40ºC)

Altitude(China)

0–6,560 ft.(0–2,000 m)

Altitude(Rest of the world)

0–10,000 ft.(0–3,050 m)

Short Term Temperature upto 6560ft per NEBS GR-63-CORE

N/A

Relative humidity

5% to 85%

Short-term humidity

5% to 90% not to exceed 0.024 kg water/kg of dry air

Acoustics:Sound pressure(Typical/

maximum)

54.3/79.1 dBA

57.2/80.8 dBA

57.2/80.8 dBA

Nonoperating Conditions

Temperature

-40 to 158ºF(-40 to 70ºC)

Relative humidity

5% to 95%

Altitude

15,584 ft (4750m)

Regulatory and Compliance

Safety

UL 60950-1

CAN/CSA

C22.2 No.

60950-1

EN 60950-1

AS/NZS

60950-1

IEC 60950-1

EMC

47 CFR, Part 15

ICES-003

Class A

EN55032

Class A

CISPR32

Class A

AS/NZS CISPR 32

Class A

VCCI V-3

CNS 13438

EN 300-386

EN 61000 (Immunity)

EN 55024, CISPR 24

KN22, KN24

Cisco IOS XE Software

Protocols

IPv4, IPv6, static routes, Routing Information Protocol Versions 1 and 2 (RIP and RIPv2), Open Shortest Path First (OSPF), Enhanced IGRP (EIGRP), Border Gateway Protocol (BGP), BGP Router Reflector, Intermediate System-to-Intermediate System (IS-IS), Multicast Internet Group Management Protocol Version 3 (IGMPv3), Protocol Independent Multicast sparse mode (PIM SM), PIM Source Specific Multicast (SSM), RSVP, CDP, ERSPAN, IPSLA, Call Home, EEM, IKE, ACL, EVC, DHCP, FR, DNS, LISP, OTV[6], HSRP, RADIUS, AAA, AVC, Distance Vector Multicast Routing Protocol (DVMRP), IPv4-to-IPv6 Multicast, MPLS, Layer 2 and Layer 3 VPN, IP sec, Layer 2 Tunneling Protocol Version 3 (L2TPv3), Bidirectional Forwarding Detection (BFD), IEEE802.1ag, and IEEE802.3ah

Encapsulations

Generic routing encapsulation (GRE), Ethernet, 802.1q VLAN, Point-to-Point Protocol (PPP), Multilink Point-to-Point Protocol (MLPPP), Frame Relay, Multilink Frame Relay (MLFR) (FR.15 and FR.16), High-Level Data Link Control (HDLC), Serial (RS-232, RS-449, X.21, V.35, and EIA-530), and PPP over Ethernet (PPPoE)

Traffic management

QoS, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Hierarchical QoS, Policy-Based Routing (PBR), Performance Routing, and NBAR.

Cryptographic Algorithms

Encryption: DES, 3DES, AES-128 or AES-256 (in CBC and GCM modes); Authentication: RSA (748/1024/2048 bit), ECDSA (256/384 bit); Integrity: MD5, SHA, SHA-256, SHA-384, SHA-512

Telecom

TIA-968-B CS-03 ANSI T1.101 ITU-T G.823,G.824 IEEE 802.3 RTTE Directive Homologation requirement s vary by country and interface type.

Products Tags

Product Code	ISR4431-DNA
Description	Cisco ISR 4431 (4GE,3NIM,8G FLASH,4G DRAM,IPB) with DNA sub
Dimensions	1.72 x 12.7 x 10"(43.7 x 322.6 x 254 mm)
Aggregate Throughput (Default)	500 Mbps
Aggregate Throughput (Performance License)	1 Gbps
Aggregate CEF Only[5] Throughput (Boost License)	Over 4 Gbps

①	Power supply unit	③	Router power On/Off switch
②	LEDs	④	Optional power supply unit

LEDs	Represents	Color	Description
PSU	Power Supply Unit (P0 and P1) Status	Green	PSU is on and is providing power.
		Amber	PSU is on but with errors or in a failure condition.
		Off	Power supply is turned off.
E POE	Internal PoE Daughter Card Status	Green	PSU is installed and providing power
		Amber	PSU is installed but in a failure condition.
		Off	PSU is off.
FLASH	System Flash Status	Blinking Green	Compact flash/eUSB flash is present and currently being accessed.
TEMP	Temperature Status	Solid green	All temperature sensors in the system are within acceptable range.
		Amber	One or more temperature sensors in the system are outside the acceptable range.
		Off	Temperature is not being monitored.
PWR	System Power	Green	System power is on and functioning correctly.
		Green blinking	System power is in the process of shutting down.
		Amber	System power is up, but low level initialization failed.
		Amber blinking	System power is up, but the system failed to come out of reset.
		Off	System power is off.
POE BOOST	Power Over Ethernet Boost Mode	Green	Two PoE power supplies are installed and operating in boost mode.
POE BOOST	Power Over Ethernet Boost Mode	Off	This can mean one of the following: •No PoE PSU installed. •One PoE PSU installed. •Two PoE PSUs installed and operating in redundant mode.
ISC	ISC Slot Status	Green	PVDM4 is present and enabled.
		Amber	Initialized with error.
		Off	Not present.
FAN	Fan Status	Green	All fans are operating.
		Amber	One fan has stopped working.
		Blinking Amber	Two or more fans have stopped working, or the fan tray has been removed.
		Off	Fans are not being monitored.
STAT	System Status	Solid green	System operating normally.
		Blinking amber	BIOS/Rommon is booting.
		Amber	BIOS/Rommon has completed booting, and system is at Rommon prompt or booting platform software.
		Off	System is not out of reset or BIOS image is not loadable.

①	GE management port	⑤	Console port
②	Auxiliary port	⑥	GE Ports
③	USB Type A port	⑦	NIM Slots
④	USB Type B mini port

Items	Models	Descriptions
Ethernet Switch	NIM-ES2-4=	Cisco 4-Port Gigabit Ethernet Switch NIM
	NIM-ES2-8	Cisco 8-Port Gigabit Ethernet Switch NIM
	NIM-ES2-8-P	Cisco 8-Port Gigabit Ethernet Switch NIM with PoE Support
Ethernet Routed-Port	NIM-1GE-CU-SFP	1-port Gigabit Ethernet NIM, dual mode SFP or RJ45
Ethernet Routed-Port	NIM-2GE-CU-SFP	2-port Gigabit Ethernet NIM, dual mode SFP or RJ45
Wireless WAN (3G, 4G, LTE)	NIM-4G-LTE-GA=	4G LTE NIM for Global (Europe, Australia & New Zealand)
T1, E1, and G.703 Multiflex Trunk Voice and WAN Interface Cards	NIM-1MFT-T1/E1	1-port multiflex trunk voice/clear-channel data T1/E1 module
	NIM-2MFT-T1/E1	2 port Multi-flex Trunk Voice/Clear-channel Data T1/E1 Module
	NIM-4MFT-T1/E1	4 port Multi-flex Trunk Voice/Clear-channel Data T1/E1 Module
Packet Voice Digital Signal Processor Modules 4	PVDM4-128	128-channel voice DSP module
	PVDM4-64	64-channel voice DSP module
	PVDM4-32	32-channel voice DSP module
Voice Interface Cards	NIM-2FXS	2-port FXS NIM
	NIM-4FXS	4-port FXS NIM
	NIM-2FXO	2-port FXO NIM
	NIM-4FXO	4-port FXO NIM
Serial WAN Interface	NIM-1T	1-Port Serial High-Speed WAN Interface Card
Serial WAN Interface	NIM-2T	2-Port Serial High-Speed WAN Interface Card
Channelized T1/E1 and ISDN PRI	NIM-1CE1T1-PRI	1 port Multi-flex Trunk Voice/Channelized Data T1/E1 Module
	NIM-2CE1T1-PRI	2 port Multi-flex Trunk Voice/Channelized Data T1/E1 Module
	NIM-8CE1T1-PRI	8 port Multi-flex Trunk Voice/Channelized Data T1/E1 Module
Small Form-Factor Pluggable	GLC-EX-SMD	1000BASE-EX SFP transceiver module, SMF, 1310nm, DOM
	GLC-LH-SM	GE SFP, LC connector LX/LH transceiver
	GLC-LH-SMD	GE SFP, LC connector LX/LH transceiver; with DOM
	GLC-SX-MMD	GE SFP, LC connector SX transceiver; with DOM
	GLC-ZX-SMD	1000BASE-ZX SFP; with DOM
Licenses	L-SL-4430-APP-K9=	AppX License for Cisco ISR 4430 Series

Technical Specifications	ISR4461/K9	ISR4451-X/K9	ISR4431/K9	ISR4351/K9	ISR4331/K9	ISR4321/K9	ISR4221/K9	ISR4431-DNA
Aggregate Throughput	1.5Gbps	1 Gbps to 2 Gbps	500 Mbps to 1 Gbps	200 Mbps to 400 Mbps	100 Mbps to 300 Mbps	50 Mbps to 100 Mbps	35 Mbps to 75 Mbps	500 Mbps to 1 Gbps
Total onboard WAN or LAN 10/100/1000 ports	4	4	4	3	3	2	2	4
RJ-45-based ports	4	4	4	3	2	2	2	2
SFP-based ports	4	4	4	3	2	1	1	4
Enhanced service-module slots	3	2	0	2	1	0	0	0
Doublewide service-module slots	2	1 (assumes no singlewide SM-X modules installed)	0	1 (assumes no singlewide SM-X modules installed)	0	0	0	0
NIM slots	3	3	3	3	2	2	2	3
OIR (all I/O modules)	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes
Onboard ISC slot	1	1	1	1	1	1	No	1

ISR4431-DNA Specification
Product Code	ISR4431-DNA
Description	Cisco ISR 4431 (4GE,3NIM,8G FLASH,4G DRAM,IPB) with DNA sub
Aggregate Throughput (Default)	500 Mbps
Aggregate Throughput (Performance License)	1 Gbps
Aggregate CEF Only Throughput (Boost License)	Over 4 Gbps
Total onboard WAN or LAN 10/100/1000 ports	4
Total onboard WAN or LAN 10Gbps ports	N/A
RJ-45-based ports	4
SFP-based ports	4
Enhanced service-module slots	0
Doublewide service-module slots	0
NIM slots	3
OIR (all I/O modules)	Yes
Onboard ISC slot	1
Default memory double-data-rate 3 (DDR3) error-correction-code (ECC) DRAM (Combined control/services/data planes)	N/A
Maximum memory DDR3 ECC DRAM (Combined control/services/data planes)	N/A
Default memory DDR3 ECC DRAM (data plane)	2 GB
Maximum memory DDR3 ECC DRAM (data plane)	2 GB
Default memory DDR3 ECC DRAM (control/services plane)	4 GB
Maximum memory DDR3 ECC DRAM (control/services plane)	16 GB
Default flash memory	8 GB
Maximum flash memory	32 GB
External USB 2.0 slots (type A)	1
USB console port -type B mini (up to 115.2 kbps)	2
Serial console port - RJ45 (up to 115.2 kbps)	1
Serial auxiliary port - RJ45(up to 115.2 kbps)	1
Power-supply options	Internal: AC, DC, and PoE
Redundant power supply	Internal: AC, DC, and PoE
Power Specifications
AC input voltage	100 to 240 VAC autoranging
DC Input Voltage Input Voltage Input Current	48–60 V 12 A Max
AC input frequency	47 to 63 Hz
AC input current range, AC power supply (maximum)	3 to 1.3 A
AC input surge current	60 A peak and less than 5 Arms per half cycle
Typical power (no modules) (watts)	65
Maximum power with AC power supply (watts)	250 (no PoE)
Maximum power with DC power supply (watts)	437 (no PoE)
Maximum power with PoE power supply (platform only) (watts)	500 with PoE redundant 1000 with PoE boost no redundancy
Maximum endpoint PoE power available from PoE power supply (watts)	250 W with optional redundancy
Maximum endpoint PoE power capacity with PoE boost (watts)	500 W no redundancy
Dimensions(H x W x D)	1.73 x 17.25 x 19.97 in(43.9 x 438.15 x 507.2 mm)
Rack height	1 Rack Units (1RU)
Rack-mount 19in. (48.3 cm) EIA	Included
Included	Optional
Wall-mount	Yes
Airflow	I/O side to bezel side
MTBF (Hours)	512970
Environmental Specifications
Temperature	32º to 104ºF(0 to 40ºC)
Altitude(China)	0–6,560 ft.(0–2,000 m)
Altitude(Rest of the world)	0–10,000 ft.(0–3,050 m)
Short Term Temperature upto 6560ft per NEBS GR-63-CORE	N/A
Relative humidity	5% to 85%
Short-term humidity	5% to 90% not to exceed 0.024 kg water/kg of dry air
Acoustics:Sound pressure(Typical/ maximum)	54.3/79.1 dBA
57.2/80.8 dBA	57.2/80.8 dBA
Nonoperating Conditions
Temperature	-40 to 158ºF(-40 to 70ºC)
Relative humidity	5% to 95%
Altitude	15,584 ft (4750m)
Regulatory and Compliance
Safety	UL 60950-1 CAN/CSA C22.2 No. 60950-1 EN 60950-1 AS/NZS 60950-1 IEC 60950-1
EMC	47 CFR, Part 15 ICES-003 Class A EN55032 Class A CISPR32 Class A AS/NZS CISPR 32 Class A VCCI V-3 CNS 13438 EN 300-386 EN 61000 (Immunity) EN 55024, CISPR 24 KN22, KN24
Cisco IOS XE Software
Protocols	IPv4, IPv6, static routes, Routing Information Protocol Versions 1 and 2 (RIP and RIPv2), Open Shortest Path First (OSPF), Enhanced IGRP (EIGRP), Border Gateway Protocol (BGP), BGP Router Reflector, Intermediate System-to-Intermediate System (IS-IS), Multicast Internet Group Management Protocol Version 3 (IGMPv3), Protocol Independent Multicast sparse mode (PIM SM), PIM Source Specific Multicast (SSM), RSVP, CDP, ERSPAN, IPSLA, Call Home, EEM, IKE, ACL, EVC, DHCP, FR, DNS, LISP, OTV[6], HSRP, RADIUS, AAA, AVC, Distance Vector Multicast Routing Protocol (DVMRP), IPv4-to-IPv6 Multicast, MPLS, Layer 2 and Layer 3 VPN, IP sec, Layer 2 Tunneling Protocol Version 3 (L2TPv3), Bidirectional Forwarding Detection (BFD), IEEE802.1ag, and IEEE802.3ah
Encapsulations	Generic routing encapsulation (GRE), Ethernet, 802.1q VLAN, Point-to-Point Protocol (PPP), Multilink Point-to-Point Protocol (MLPPP), Frame Relay, Multilink Frame Relay (MLFR) (FR.15 and FR.16), High-Level Data Link Control (HDLC), Serial (RS-232, RS-449, X.21, V.35, and EIA-530), and PPP over Ethernet (PPPoE)
Traffic management	QoS, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Hierarchical QoS, Policy-Based Routing (PBR), Performance Routing, and NBAR.
Cryptographic Algorithms	Encryption: DES, 3DES, AES-128 or AES-256 (in CBC and GCM modes); Authentication: RSA (748/1024/2048 bit), ECDSA (256/384 bit); Integrity: MD5, SHA, SHA-256, SHA-384, SHA-512
Telecom	TIA-968-B CS-03 ANSI T1.101 ITU-T G.823,G.824 IEEE 802.3 RTTE Directive Homologation requirement s vary by country and interface type.

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ISR4431-DNA Specification

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