Unable to get snapshot or live view on a specific cam - Failed to parse SDP from Ring
One cam in 4 is having an issue at one of my properties.  It was working earlier in the day. 
I have reset the camera (a wired spotlight cam), as well as my Homebridge Pi
I can access the camera with the Ring app just fine, just not via HomeKit.

I did have the Ring web page open to the camera dashboard for much of the day... perhaps my IP is blacklisted by api.ring.com?  But the Ring iOS app works fine on the same network...

Any ideas?

```
[9/10/2020, 20:48:06] [Ring] Preparing Live Stream for Cottage Shed View
[9/10/2020, 20:48:07] [Ring] Failed to parse SDP from Ring
[9/10/2020, 20:48:07] [Ring] v=0
o=Wantajobinstead? 1529310922 1529310923 IN IP4 
s=Wantajobinstead?
c=IN IP4 44.225.209.50
t=0 0

m=audio 25348 RTP/SAVPF 0
a=rtpmap:0 PCMU/8000
a=rtcp:61351 IN IP4 44.225.209.50
a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:CvjjJqhy3tjnJ5nOU2sdBsJQCZCZU5/iOprGjoKj
a=ptime:20

m=video 42325 RTP/SAVPF 99
a=rtpmap:99 H264/90000
a=fmtp:99 profile-level-id=42000a
a=rtcp:10887 IN IP4 44.225.209.50
a=rtcp-fb:99 nack
a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:BMrs/7yoe/f3Y1XBK6FkhgARVTeJ98fJ7f3D+AeA

[9/10/2020, 20:48:07] [Ring] Failed to prepare stream for Cottage Shed View (1.108s)
[9/10/2020, 20:48:07] [Ring] TypeError: Cannot read property 'match' of undefined
    at getRtpDescription (/usr/local/lib/node_modules/homebridge-ring/lib/api/sip-call.js:24:54)

```