Robustel M1000 Pro V2 User Guide - Manual (Page 44)

Robustel GoRugged M1000 Pro V2 User Guide
RT_UG_M1000 Pro V2_v.2.0.0
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Packet
ACK
Packet
Login Acknowledge Packet, written in Hex format, maximum 32 bytes.
Login Acknowledge Packet is optional.
Null
Custom
Keep Alive
When using GPRS/UMTS with a session running most ISPs will monitor the traffic flow, if
there is none for a predetermined period of time then it will shut the connection down at
either the DHCP server or the APN, this is performed so that system resources are not taken
up unnecessarily.
To stop this happening you will need to send periodic Keep Alive bytes to keep the gateway
always online.
Disable
Interval Time interval between two Keep Alive packets, selecting from 5 to 1200 seconds.
40
seconds
REQ
Packet
Keep Alive Request Packet, written in Hex format, maximum 64 bytes. Null
ACK
Packet Keep Alive Acknowledge Packet, written in Hex format, maximum 32 bytes.
Keep Alive Acknowledge Packet is optional.
Null
Custom
Logout
Tick to enable.
Some TCP servers required Logout Request Packet with follow flow:
A TCP connection ends with the client sending a Logout Request Packet. If the logout
request is valid, the server responds with a Logout Acknowledge Packet and ends the
connection.
Logout Acknowledge Packet is optional.
Disable
REQ
Packet
Logout Request Packet, written in Hex format, maximum 64 bytes. Null
ACK
Packet Logout Acknowledge Packet, written in Hex format, maximum 32 bytes.
Logout Acknowledge Packet is optional.
Null
3.2.16 NMS
This tab allows user to set the related parameters of TCP Network Management .