Solution:
Create sub-interface for S-VLAN: 828
esr(config)# interface gigabitethernet 1/0/1.828
esr(config-subif)# exit
Create a Q-in-Q interface for the S-VLAN: 741 and configure the IP address from the required subnet.
esr(config)# interface gigabitethernet 1/0/1.828.741
esr(config-qinq-if)# ip address 192.168.1.1/24
esr(config-qinq-if)# exit
8.6 USB modems configuration
The use of USB modems allows organizing additional link channel for router operation. When connecting USB
modems, you may use USB hubs. Up to 10 USB modems can be configured in the system at the same time.
8.6.1 USB modems configuration algorithm
Step Description Command Keys
1 After USB modem connection, wail until
the system detects the connected
device.
2 Define which number of the device is
allocated to the connected USB
modem.
esr# show cellulars status modem The connected device identifier
will be specified in 'USB port'
field
3 Create parameter profile for USB
modem and switch to the profile
configuration mode.
esr(config)# cellular profile <ID> <ID> – identifier of USB modem
parameter profile, set in the
range of [1..10].
4 Specify parameter profile description
(optional).
esr(config-cellular-profile)#
description <DESCRIPTION>
<DESCRIPTION> – profile
description, set by the string of
up to 255 characters.
5 Set mobile network access point esr(config-cellular-profile)# apn
<NAME>
<NAME> – mobile network
access point, set by the string
of up to 31 characters.
6 Set the name of mobile network user (if
authentication by login/password
required by cellular carrier).
esr(config-cellular-profile)# user
<NAME>
<NAME> – user name, set by
the string of up to 31
characters.
Besides assigning IP address, it is necessary to disable firewall or to configure corresponding
security zone on Q-in-Q interface.
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