topic Wireless subnet size with multicasting in Wireless https://community.cisco.com/t5/wireless/wireless-subnet-size-with-multicasting/m-p/1865597#M84371 <P>I'm configuring multicasting on one (out of five) of my customers SSIDs (multicasting is configured on the wired LAN, so I'm using multicast mode for multicast forwarding).</P><P></P><P>Currently we're mainly using /23 and /22 to accomodate wireless clients, but I'm considering to reduce that size on this specific subnet to /24 in combination with VLAN select because of the implementation of multicasting in this voice WLAN.</P><P></P><P>Because of the following sentence in the 7.2 configuration guide, I'm wondering if I have to reduce the subnet size on all VLANs (bound to the other non multicast WLANs) too?</P><P>　</P><P><SPAN style="font-size: 10pt;"></SPAN></P><P style="padding-left: 30px;"><EM>Access points in the multicast group receive the packet and forward it to all the BSSIDs mapped to the interface on which clients receive multicast traffic. <STRONG>From the access point perspective, the multicast appears to be a broadcast to all SSIDs.</STRONG></EM></P><P></P><P><SPAN style="font-size: 10pt;"> </SPAN></P><P><SPAN style="font-size: 10pt;">Any suggestions on how to interpret that sentence (or how wrong I am <SPAN __jive_emoticon_name="happy" __jive_macro_name="emoticon" class="jive_macro jive_macro_emoticon" src="https://community.cisco.com/4.5.4/images/tiny_mce3/plugins/jiveemoticons/images/spacer.gif"></SPAN>)?</SPAN></P><P></P><P><SPAN style="font-size: 10pt;"></SPAN>Regards,</P><P><SPAN style="font-size: 10pt;"></SPAN></P><P><SPAN style="font-size: 10pt;"></SPAN>Johan</P><P><SPAN style="font-size: 10pt;"><EM> </EM></SPAN><EM> </EM></P><P><SPAN style="font-size: 10pt; "><EM> </EM></SPAN></P><P><SPAN style="font-size: 10pt;"><EM> </EM></SPAN></P> Sun, 04 Jul 2021 04:37:39 GMT JohanL 2021-07-04T04:37:39Z Wireless subnet size with multicasting https://community.cisco.com/t5/wireless/wireless-subnet-size-with-multicasting/m-p/1865597#M84371 <P>I'm configuring multicasting on one (out of five) of my customers SSIDs (multicasting is configured on the wired LAN, so I'm using multicast mode for multicast forwarding).</P><P></P><P>Currently we're mainly using /23 and /22 to accomodate wireless clients, but I'm considering to reduce that size on this specific subnet to /24 in combination with VLAN select because of the implementation of multicasting in this voice WLAN.</P><P></P><P>Because of the following sentence in the 7.2 configuration guide, I'm wondering if I have to reduce the subnet size on all VLANs (bound to the other non multicast WLANs) too?</P><P>　</P><P><SPAN style="font-size: 10pt;"></SPAN></P><P style="padding-left: 30px;"><EM>Access points in the multicast group receive the packet and forward it to all the BSSIDs mapped to the interface on which clients receive multicast traffic. <STRONG>From the access point perspective, the multicast appears to be a broadcast to all SSIDs.</STRONG></EM></P><P></P><P><SPAN style="font-size: 10pt;"> </SPAN></P><P><SPAN style="font-size: 10pt;">Any suggestions on how to interpret that sentence (or how wrong I am <SPAN __jive_emoticon_name="happy" __jive_macro_name="emoticon" class="jive_macro jive_macro_emoticon" src="https://community.cisco.com/4.5.4/images/tiny_mce3/plugins/jiveemoticons/images/spacer.gif"></SPAN>)?</SPAN></P><P></P><P><SPAN style="font-size: 10pt;"></SPAN>Regards,</P><P><SPAN style="font-size: 10pt;"></SPAN></P><P><SPAN style="font-size: 10pt;"></SPAN>Johan</P><P><SPAN style="font-size: 10pt;"><EM> </EM></SPAN><EM> </EM></P><P><SPAN style="font-size: 10pt; "><EM> </EM></SPAN></P><P><SPAN style="font-size: 10pt;"><EM> </EM></SPAN></P> Sun, 04 Jul 2021 04:37:39 GMT https://community.cisco.com/t5/wireless/wireless-subnet-size-with-multicasting/m-p/1865597#M84371 JohanL 2021-07-04T04:37:39Z Wireless subnet size with multicasting https://community.cisco.com/t5/wireless/wireless-subnet-size-with-multicasting/m-p/1865598#M84372 <HTML><HEAD></HEAD><BODY><P>Heard from Cisco SE: /22 or /23 is still a valid choice in this scenario.</P></BODY></HTML> Thu, 26 Apr 2012 13:51:26 GMT https://community.cisco.com/t5/wireless/wireless-subnet-size-with-multicasting/m-p/1865598#M84372 JohanL 2012-04-26T13:51:26Z