Rx7640一般配有上下两块MP卡，下面那块为主MP卡，在主MP卡的最下方，有个小白色的按钮，按5秒左右，MP就会被重置，MP的网络设置信息会丢失，需要重新设置：
如下是设置过程的日志记录：
[mp00226410414a] MP:CM> lc
MP Configurable LAN devices:
1 - MP Customer LAN
Enter LAN device to change, or [Q] to Quit: 1
Current configuration of MP customer LAN interface
MAC address : 00:22:64:10:41:4a
DHCP Status : Enabled //重置后默认DHCP开启，必段先关DHCP设置为禁用,才能设置IP
IP address : 0.0.0.0 0x00000000
Hostname : mp00226410414a
Subnet mask : 0.0.0.0 0x00000000
Gateway : 0.0.0.0 0x00000000
Status : UP and RUNNING
Link : Connected 10Mb Half Duplex
Do you want to modify the configuration for the MP LAN? (Y/[N]) Y
Current DHCP Status is: Enabled
Do you want to modify it? (Y/[N]) y
Toggle DHCP State? (Y/[N]) Y
New DHCP Status will be: Disabled
Please confirm (Y/[N]) Y
-> DHCP Status will be updated.
Static IP Address is: 192.168.1.1
Do you want to modify it? (Y/[N]) Y
Enter new IP Address : 10.33.84.13
New IP Address will be: 10.33.84.13
Please confirm (Y/[N]) Y
-> IP Address will be updated.
Current MP Network Name is: mp00226410414a
Do you want to modify it? (Y/[N]) N
Static Subnet Mask is: 255.255.255.0
Do you want to modify it? (Y/[N]) Y
Enter new Subnet Mask : 255.255.254.0
New Subnet Mask will be: 255.255.254.0
Please confirm (Y/[N]) Y
-> Subnet Mask will be updated.
Static Gateway is: 192.168.1.1
Do you want to modify it? (Y/[N]) (Default will be IP address.) Y
Enter new Gateway : 10.33.85.254
New Gateway will be: 10.33.85.254
Please confirm (Y/[N]) Y
-> Gateway will be updated.
Current Data Rate is: Auto Negotiate
Do you want to modify it? (Y/[N]) N
-> Parameters have been updated.
[mp00226410414a] MP:CM> ls
Current configuration of MP customer LAN interface
MAC address : 00:22:64:10:41:4a
DHCP Status : Disabled
IP address : 10.33.84.13 0x0a85b80d
Hostname : mp00226410414a
Subnet mask : 255.255.254.0 0xfffffe00
Gateway : 10.33.85.254 0x0a85b9fe
Status : UP and RUNNING
Link : Configured Auto Negotiate
Current configuration of Integrity Lights Out Advanced KVM card LAN interface
No Integrity Lights Out Advanced KVM Cards were found
[mp00226410414a] MP:CM> ls
Current configuration of MP customer LAN interface
MAC address : 00:22:64:10:41:4a
DHCP Status : Disabled
IP address : 10.33.84.13 0x0a85b80d
Hostname : mp00226410414a
Subnet mask : 255.255.254.0 0xfffffe00
Gateway : 10.33.85.254 0x0a85b9fe
Status : UP and RUNNING
Link : Connected 100Mb Full Duplex
Current configuration of Integrity Lights Out Advanced KVM card LAN interface
No Integrity Lights Out Advanced KVM Cards were found