Cisco Cisco Prime Network 4.2 Guía De Instalación

25 

TCP

Database server > SMTP 
server

SMTP port recommended for an embedded database

If gateway server and database server are different, keep port 25 
open on both.

If you do not want to receive e-mail notifications, you do 
not have to configure the SMTP server. 

69

UDP

Network Elements > 
Gateway

Transferring images to and from network elements

69

UDP

Network Elements > Unit

Default TFTP server on Prime Network units

AVM 83, which is the TFTP server used by Change and 
Configuration Management

To use AVM 83, you must disable the default TFTP server 
such that the port is free and available. Otherwise, Change 
and Configuration Management operations will fail.

123 

UDP

Unit > Gateway

NTP synchronization between gateway and units

123 

UDP

Gateway > NTP Server 1

NTP synchronization for gateway

161

1161 

UDP, Linux 
only

Unit > Network Elements

For Units with VNEs, these ports are used for SNMP polling by the 
VNEs.

For Units with AVM100, if you use SNMP V3

161

1161 

UDP, Linux 
only

Network Elements > Unit

For 161 (UDP), if 
AVM100 resides on 
the gateway, the 
Network Elements 
sends to the 
Gateway.

For Units with AVM100, you need these ports only if you use 
SNMP V3 for engine discovery. You can free up this port if you are 
managing the server via SNMP. To free this port, enter the 
following command:

iptables -D PREROUTING -p udp -m udp --dport 161 -j 

REDIRECT --to-ports 1161

For 161 (UDP), if AVM100 resides on the gateway, the 
Network Elements sends to the gateway.

162

1162 

UDP, Linux 
only

Network Elements > Unit

For 162 (UDP), if 
AVM100 resides on 
the gateway, the 
Network Elements 
sends to the 
Gateway.

For Units with AVM100, these ports are used for traps.

For 162 (UDP), if AVM100 resides on the gateway, the 
Network Elements sends to the gateway.

162

1162 

UDP, Linux 
only

Unit > Network Elements

SNMP V3 inform replies

162 TCP/UDP

Gateway 

>

 Northbound NMS EPM MIB notifications

514

UDP

Network Elements > Unit

If AVM100 resides 
on the gateway, the 
Network Elements 
sends to the 
Gateway.

Syslogs

If port 514 is occupied when you install Cisco Prime 
Network, you are prompted to make the port available. 
However, you are given the option to continue with port 
514 occupied, and the installation completes successfully.