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Ser2net Serial Server

apt-get install ser2net lsusb Bus 001 Device 010: ID 0557:2011 ATEN International Co., Ltd UC-2324 4xSerial Ports [mos7840] Bus 001 Device 009: ID 9710:7840 MosChip Semiconductor MCS7820/MCS7840 2/4 port serial adapter Bus 001 Device 008: ID 9710:7840 MosChip...

Iproute2 – Route Tables

https://www.thomas-krenn.com/en/wiki/Two_Default_Gateways_on_One_System Add new route table /etc/iproute2/rt_tables + 1 rt2 Add the routes and rules to the route table ip route add 1.2.3.0/24 dev ens7 src 1.2.3.4 table rt2 ip route add default via 1.2.3.254 dev ens7...

Cisco IEEE Bridging

    ! controller E1 0/0/0 clock source internal channel-group 0 timeslots 1-31 ! controller E1 0/1/0 channel-group 0 timeslots 1-31 ! ip ssh version 2 ! ! ! bridge irb ! ! ! ! interface FastEthernet0/0 no ip address duplex auto speed auto bridge-group 1 ! interface...

ISDN Info

E1 G.703 https://www.itu.int/rec/T-REC-G.703/en 32 * 64K Time Slots free running G.704 https://www.itu.int/rec/T-REC-G.704/en 32 * 64K Time Slots, 0,15 are D channels and 1-14,16-31 are B channels in PRI An E1 circuit provide a transmission speed of 2.04b Mb/s (2m)....

Cisco Dual DSL

Bridging 2 ISP dsl services to VLANS using bridge groups ! bridge irb ! interface FastEthernet0/0 no ip address duplex auto speed auto ! interface FastEthernet0/0.100 encapsulation dot1Q 100 ip address 192.168.1.1 255.255.255.0 ! interface FastEthernet0/0.101...