Cisco Catos Switches; Cisco Ios Switches; Ports Used By Network Instruments Products - Network Instruments GigaStor User Manual

Tip!
Disabling Auto Negotiation is recommended on all models/brands of switches when using a SPAN/mirror
port to a full-duplex Gigabit Probe.

Cisco CatOS switches

1. To disable port negotiation:
Console> enableConsole>(enable) set port negotiation mod_num/port_num
disable
2. To verify port negotiation:
Console.(enable) show port negotiation [mod_num/port_num]
3. To enable port negotiation (should you remove the gigabit Observer product from the switch):
Console>(enable) set port negotiation mod_num/port_num enable

Cisco IOS switches

1. To disable port negotiation:
Console> enable
Console# configure terminal
Console(config)# interface gigabitethernet mod_mun/port_num
Console(config-if)# speed nonegotiate
2. To verify port negotiation:
Console# show interfaces gigabitethernet mod_mun/port_num
3. To enable port negotiation (should you remove the gigabit Observer product from the switch):
Console(config)# interface gigabitethernet mod_mun/port_num
Console(config-if)# no speed nonegotiate

Ports used by Network Instruments products

Firewalls are necessary for any network. These specific ports must be open to allow Network Instruments
products can communicate with each other.
Network Instruments generally recommends that you open inbound and outbound TCP/UDP 25901 through
25905 on your firewalls for its products. This table lists more specifically what ports are used by your product.
Ports Functionality
TCP 25901 Observer expert and trending data
Observer Reporting Server to Observer/GigaStor/Probe
TCP 25903 Observer/GigaStor/Probe redirection/connection request
GigaStor/Probe administration
TCP 80 Observer reporting and reconstruction features
TCP 3389 Remote Desktop connection.
90 | GigaStor™ (pub. 25.Apr.2014)