Configuring Lines and Extensions
Configuring Lines
Cisco Small Business SPA300 Series, SPA500 Series, and WIP310 IP Phone Administration Guide 39
2
 
STEP  6 Click Submit All Changes. 
In this example, after this configuration, Bob can press line button 5 to dial Mark’s 
line.
Configuring Unused Line Keys for Call Park on the Cisco 
SPA525G/525G2 (MetaSwitch)
You can configure unused line keys for call park (for the MetaSwitch softswitch) on 
the Cisco SPA525G/525G2. Users can then press this line button to park a call or 
retrieve a parked call. To configure:
STEP 1 Log in to the configuration utility.
STEP  2 Click Admin Login.
STEP  3 Click advanced.
STEP  4 Click the Attendant Console tab. In the 
General
 section, under 
Server Type
, 
choose RFC3265_4236.
STEP  5 Click the Phone tab.
STEP  6 Choose the line key to configure (line 5 in this example):
a. From the 
Extension
 drop down list, choose Disabled.
b. From the 
Share Call Appearance
 drop-down list, choose private.
c. Enter the following string in the Extended Function field:
fnc=prk;sub=05@domain.com
where:
- fnc: function
- prk: call park
- sub: call park orbit, or location where the call is parked. Valid value range 
is from 01 through 10. In this example, 5 is used.
- domain.com: phone domain, usually the same as the “proxy” value in the 
Ext 1 tab. You can also use fnc=prk;sub=05@$PROXY to use this value.