设备型号：Cisco 3845
板卡信息：
NAME: "8 port channelized and PRI T1/E1 NM on Slot 1", DESCR: "8 port channelized and PRI T1/E1 NM"
PID: NM-8CE1T1-PRI , VID: V01 , SN: FOC14282CRM
要替换的设备：H3C MSR56-60
板卡信息：
HMIM-8E1T1-F
Cisco原配置为：
controller E1 1/0
channel-group 0 unframed
!
interface Serial1/0:0
ip address 14.10.124.57 255.255.255.252
对于这种接口，替换配置为：
interface Serial2/1/0
link-protocol hdlc
ip address 14.10.124.57 255.255.255.252
fe1 unframed
Cisco原配置为：
controller E1 1/2
channel-group 0 timeslots 1-31
interface Serial1/2:0
ip address 19.84.29.50 255.255.255.252
!
替换配置为
interface Serial2/1/1
link-protocol hdlc
ip address 19.84.29.50 255.255.255.252
cisco原配置为：
controller E1 1/4
framing NO-CRC4
channel-group 0 timeslots 1-31
!
interface Serial1/4:0
ip address 16.23.23.2 255.255.255.252
encapsulation ppp
替换后脚本为
interface Serial2/1/2
ip address 16.23.23.2 255.255.255.252
cisco原配置为：
controller E1 2/0
channel-group 0 timeslots 1-2
interface Serial2/0:0
ip address 172.20.8.1 255.255.255.0
encapsulation ppp
替换后脚本为：
interface Serial2/1/4
fe1 timeslot-list 1-2
fe1 frame-format crc4
ip add 172.20.8.1 255.255.255.0