Configuring Your Wireless Network 
SURFboard® SBG6900-AC Wireless Cable Modem & Router 
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User Guide 
35 
365-095-27293 x.1 
Copyright 2015 ARRIS Enterprises, Inc. All Rights Reserved. 
8.
Select the guest network from the Selected Guest Network drop-down list. 
9.
Select Enabled or Disabled in the Guest Network field to turn ON or OFF the selected 
wireless guest network. 
10.
Keep the default guest network name or enter a new name of your choice for your guest 
network in the Guest Network Name (SSID) field. 
11.
Select LAN or Guest from the IP Network drop-down list. 
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LAN – Configures the guest network to be part of your primary network and allow guest 
users to connect to your primary network 
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Guest – Configures the guest network to only allow access to a specific network and not 
your primary network 
12.
Enter the IP address for the SBG6900-AC on the Guest network in the IP Address field. 
13.
Enter the first IP address of the range of IP addresses for the guest network lease pool in 
the Lease Pool Starting IP Address field. These are IP addresses that the SBG6900-AC 
assigns to devices on your guest network. 
14.
Enter the last IP address of the range of IP addresses for the guest network lease pool in the 
Lease Pool Ending IP Address field. 
15.
Enter the amount of time (in seconds) that an IP address will be available to a device on your 
guest network in the Lease Time field. 
16.
Select Enabled or Disabled in the UPnP (Universal Plug and Play) Enable field to allow or 
block any network devices, such as computers, smart phones, tablets, gaming devices, or 
printers to automatically connect to your home network. 
17.
Select Enabled or Disabled in the Firewall Enable field to turn ON or OFF the gateway 
firewall. 
18.
Select Enabled or Disabled in the DHCPv6 Server field to allow the DHCP server to send 
leases to the guest network clients from the guest network lease pool you specified earlier. 
Note
: If the DHCP server is disabled, you must assign static IP addresses to the guest network STAs. 
19.
Select one of the following wireless network security options for your wireless network from 
the Wireless Security drop-down list: 
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WPA2-PSK: Wi-Fi Protected Access version 2 with Pre-Shared Key (recommended) 
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WPA2-PSK + WPA-PSK: combination Wi-Fi Protected Access version 2 with Pre-Shared 
Key and Wi-Fi Protected Access with Pre-Shared Key 
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WPA-PSK: Wi-Fi Protected Access with Pre-Shared Key, standard encryption 
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Unencrypted: Turns off network security 
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WPA2 + WPA (Enterprise): combination Wi-Fi Protected Access version 2 and Wi-Fi 
Protected Access provides additional network security and requires a user name and 
password for network logon 
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WPA2 (Enterprise): Wi-Fi Protected Access version 2 provides additional network security 
and requires a user name and password for network logon