Comparison of LMR Interoperability Options
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Hardware | Wireline | ||
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| Interoperability Comparison | RoIP | Dispatch | ISSI | AIS |
| Private Calls between Smartphone and P25/DMR Radios |  |
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| Group Calls between Smartphone and P25/DMR Radios | |
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| Emergency Calls between Smartphone and P25/DMR Radios | |
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| End-to-End Encryption between Smartphone and Radios | |
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| Supported Console Interfaces | N/A | N/A | CSSI | AIS |
| Talker ID displayed across Networks | |
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| User Priority Override across Networks | |
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| Group Preemption across Networks | |
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