How many L2TP tunnels does an AR support

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The number of L2TP tunnels supported by AR models is as follows:
- AR120&AR150&AR160&AR200&AR500: 16
- AR510: 2
- AR1200, AR2201-48FE, AR2202-48FE, and AR2204: 128
- AR2220, AR2220L, AR2220E, AR2240 equipped with the SRU40 or SRU60, and AR3200 equipped with the SRU40 or SRU60: 512
- AR2240 equipped with the SRU80 or SRU100 and AR3200 equipped with the SRU80 or SRU100: 1024
- AR2240 equipped with the SRU200 and AR3200 equipped with the SRU200: 2048 (When the AR2240 or AR3200 equipped with the SRU200 functions as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups. The maximum value is 1024.)
- AR3600 equipped with the SRUX5: 2048 (When the AR3600 equipped with the SRUX5 functions as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups. The maximum value is 1024.)
- AR120-S&AR150-S&AR160-S&AR200-S: 16
- AR1200-S, AR2201-48FE-S, and AR2204-S: 128
- AR2220-S and AR2240-S: 512
- AR3200-S equipped with the SRU40: 512
- SRG1300 and SRG2304: 128
- SRG2320, SRG2320E, SRG3340 equipped with the SRUC or SRU40, and SRG3360 equipped with the SRUC or SRU40: 512
- SRG3340 equipped with the SRUF or SRU80 and SRG3360 equipped with the SRUF or SRU80: 1024
- SRG3340 equipped with the SRU200 and SRG3360 equipped with the SRU200: 2048 (When the SRG3340 or SRG3360 equipped with the SRU200 functions as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups. The maximum value is 1024.)
- NE16EX-6 equipped with the MSP20 and NE16EX-8 equipped with the MSP20: 2048 (When the NE16EX-6 or NE16EX-8 equipped with the MSP20 functions as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups. The maximum value is 1024.)
- NE16EX-6 equipped with the MSP40 and NE16EX-8 equipped with the MSP40: 4096 (When the NE16EX-6 or NE16EX-8 equipped with the MSP40 functions as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups. The maximum value is 1024.)
- AR530: 16

Other related questions:
Number of IPSec tunnels supported by the AR
Hi, I cannot answer this question. For details about product specifications, dial 4008229999.

How many L2TP tunnels can be established on a device
The number of L2TP tunnels that can be established on a device is shown as follows. -AR120&AR150&AR160&AR200&AR500 series: 16 -AR510 series: 2 -AR1200 series, AR2201-48FE, AR2202-48FE, AR2204, AR2204E: 128 -AR2220, AR2220E, AR2240 (using SRU40 or SRU60), AR2240C (using SRU40 or SRU60), AR3200 (using SRU40 or SRU60) series: 512 -AR2240 (using SRU80, or SRU100E), AR2240C (using SRU80), AR3200 (using SRU80, or SRU100E) series: 1024 -AR2240 (using SRU200, or SRU200E), AR2240C (using SRU200), AR3200 (using SRU200, or SRU200E) series: 2048. However, when the device is used as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups, that is, 1024. -AR2240 (using SRU400), AR2240C (using SRU400), AR3200 (using SRU400) series: 4096. However, when the device is used as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups, that is, 1024. -AR3600 (using SRUX5) series: 1 to 2048. However, when the device is used as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups, that is, 1024.

Does the AR support L2TP
The AR supports L2TPv2 from V200R002C00.

Number of L2TP tunnels on the AR
The number of L2TP tunnels is as follows: - AR120&AR150&AR160&AR200&AR500: 16 - AR510: 2 - AR1200 series, AR2201-48FE, AR2202-48FE, and AR2204: 128 - AR2220, AR2220L, AR2220E, and AR2240 and AR3200 equipped with the SRU40 or SRU60: 512 - AR2240 and AR3200 equipped with the SRU80 or SRU100: 1024 - AR2240 and AR3200 equipped with the SRU200: 2048 (When the AR functions as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups and is 1024.) - AR3600 equipped with the SRUX5: 2048 (When the AR functions as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups and is 1024.) - AR120-S&AR150-S&AR160-S&AR200-S: 16 - AR1200-S series, AR2201-48FE-S, and AR2204-S: 128 - AR2220-S and AR2240-S: 512 - AR3200-S equipped with the SRU40: 512 - NE16EX-6 and NE16EX-8 equipped with the MSP20: 2048 (When the AR functions as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups and is 1024.) - NE16EX-6 and NE16EX-8 equipped with the MSP40: 4096 (When the AR functions as the LAC, the maximum number of L2TP tunnels cannot exceed the number of L2TP groups and is 1024.) - AR530: 16

Does L2TP support NAT traversal
L2TP supports NAT traversal. L2TP uses UDP port 1701, so the destination port must be port 1701 when NATis used.

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